已知集合
,
,
.
(1)若
,求实数
的值;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ed723d7888fb2001f1bf475917bde3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cf8261a4fa5d0e189175f5b9aba1e05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28d9ff3aefb9745310344d75a5567643.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07241606934d6c75cf04455979d0e1b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2021-10-21 16:39:01
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名校
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1baa634adb05b27164ef44a272cda31.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a2f6608f49a5aa52a9570a367f967f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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